{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011493","490:4900011358","490:4900010294","490:4900011426","490:4900010810","490:4900010201","490:4900008189","490:4900007857","490:4900007968","490:4900010556","490:4900001805","490:4900010383","490:4900011684","490:4900006745","490:4900010809","490:4900009505","490:4900011060","490:4900010725","490:4900011209","490:4900008185","490:4900004821","490:4900009483","490:4900011288","490:4900007838","490:4900011053"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.40974617952561615,0.21956026776769805,0.2028905626216253,0.1570241206722049,0.12109355096273074,0.10881205607811315,0.10851219050998272,0.10559846181954399,0.10494566972742378,0.10048460224224941,0.07860715367539287,0.07529630227733122,0.0747933758421063,0.07470718147399148,0.07277020022273843,0.07145539510835691,0.06476495211697265,0.06278383617355317,0.06226623145459991,0.05590198336572872,0.04728953072800094,0.044505703594344345,0.04064270014642431,0.03851070140645804,0.038043869737844876],"twin_dists":[0.17348989520068286,0.22615534272327528,0.2319696900236788,0.2499100925784092,0.2668718079190679,0.2735474365484856,0.27371754610694277,0.2753897457244039,0.2757692912591459,0.2784135093586061,0.2929118927778687,0.29537948575288314,0.29576193301584763,0.29582768718050595,0.2973217488867705,0.2983543404960743,0.3038613783946423,0.3055810419505082,0.30603765015447487,0.3119235563415851,0.3208434194160171,0.32401734726363435,0.328710045816138,0.3314634629485432,0.3320835184581788],"n_dims_used":45,"mean_confidence":0.9128653632269965},"coverage":{"mean_confidence":0.9128653632269965,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}